On Thursday 03 September 2009 21:25:37 Henri Shustak wrote:
> Noel Jones:
> > Addresses listed in alias_maps are expanded during delivery by the
> > local(8) delivery agent.  This is the only postfix process that
> > expands these aliases.  As a result, only local usernames (ie. the
> > user part of any domain listed in $mydestination) are valid in the
> > local alias table.
> > This is for both sendmail(TM) compatibility and for security.

> As such this lookup is not going to involve the part of the email
> after the '@' symbol. If I have misunderstood then please let me

Indeed it is only the LHS, the bare recipient name without @domain.

> I am guessing that in the earlier version of postfix the entire
> email address was being examined and now this is not the case.

Um, no. As Noel said, aliases(5) was originally written for Sendmail
compatibility. As far as I know, local(8) has never looked up
u...@domain in alias_maps. My guess would be that you misunderstood
something.
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